Home / 4,745.32-7,116.92-2,666.26

Finding the Fourth Proportional to 4,745.32, 7,116.92 and 2,666.26

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Solution

The fourth proportional to 4,745.32, 7,116.92 and 2,666.26 is: 3,998.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.32 : 7,116.92 = 2,666.26 : x
  2. Step 2: Convert to fraction form
    4,745.32/7,116.92 = 2,666.26/x
  3. Step 3: Cross multiply
    4,745.32x = 7,116.92 × 2,666.26
  4. Step 4: Simplify right side
    4,745.32x = 18,975,559.12
  5. Step 5: Solve for x
    x = 18,975,559.12/4,745.32
  6. Step 6: Final answer
    x = 3,998.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.